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JPL Small-Body Database Browser
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201581 (2003 SS80)
Classification: Main-belt Asteroid          SPK-ID: 2201581
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2351748120448964 6.59e-08  
a 2.661551697765828 1.7087e-08 au
q 2.035621777495974 1.794e-07 au
i 12.29503895994802 5.3462e-06 deg
node 290.9048962820932 3.6481e-05 deg
peri 16.11724653611516 3.9518e-05 deg
M 243.2115603591801 1.5168e-05 deg
tp 2459115.015119701095
(2020-Sep-22.51511970)
6.7053e-05 TDB
period 1585.991247610214
4.34
1.5273e-05
4.182e-08
d
yr
n .2269873812623185 2.1858e-09 deg/d
Q 3.287481618035681 2.1105e-08 au
  Orbit Determination Parameters
   # obs. used (total)      383  
   data-arc span      7094 days (19.42 yr)  
   first obs. used      1999-11-04  
   last obs. used      2019-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56165  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 12:18:38  

Additional Information
 Earth MOID = 1.0225 au 
 Jupiter MOID = 1.97805 au 
 T_jup = 3.313 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.5   n/a MPO433320  
rotation period rot_per 9.41 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]

201581 (2003 SS80)          Discovered 2003-Sep-19 by NEAT at Haleakala
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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